Kconfig 58.0 KB
Newer Older
L
Linus Torvalds 已提交
1 2 3
config MIPS
	bool
	default y
4
	select HAVE_GENERIC_DMA_COHERENT
S
Sam Ravnborg 已提交
5
	select HAVE_IDE
M
Mathieu Desnoyers 已提交
6
	select HAVE_OPROFILE
7
	select HAVE_IRQ_WORK
8 9
	select HAVE_PERF_EVENTS
	select PERF_USE_VMALLOC
10
	select HAVE_ARCH_KGDB
11
	select HAVE_FUNCTION_TRACER
12
	select HAVE_FUNCTION_TRACE_MCOUNT_TEST
13 14
	select HAVE_DYNAMIC_FTRACE
	select HAVE_FTRACE_MCOUNT_RECORD
15
	select HAVE_C_RECORDMCOUNT
16
	select HAVE_FUNCTION_GRAPH_TRACER
D
David Daney 已提交
17 18
	select HAVE_KPROBES
	select HAVE_KRETPROBES
19
	select RTC_LIB if !MACH_LOONGSON
20
	select GENERIC_ATOMIC64 if !64BIT
21 22
	select HAVE_DMA_ATTRS
	select HAVE_DMA_API_DEBUG
23 24
	select HAVE_GENERIC_HARDIRQS
	select GENERIC_IRQ_PROBE
25
	select GENERIC_IRQ_SHOW
26
	select HAVE_ARCH_JUMP_LABEL
L
Linus Torvalds 已提交
27 28 29

menu "Machine selection"

30 31 32
config ZONE_DMA
	bool

33 34 35
choice
	prompt "System type"
	default SGI_IP22
L
Linus Torvalds 已提交
36

37
config MIPS_ALCHEMY
38
	bool "Alchemy processor based machines"
39 40 41 42 43 44 45 46 47
	select 64BIT_PHYS_ADDR
	select CEVT_R4K_LIB
	select CSRC_R4K_LIB
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_APM_EMULATION
	select GENERIC_GPIO
	select ARCH_WANT_OPTIONAL_GPIOLIB
48
	select SYS_SUPPORTS_ZBOOT
L
Linus Torvalds 已提交
49

50 51 52 53 54 55 56 57 58 59 60 61 62
config AR7
	bool "Texas Instruments AR7"
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select CEVT_R4K
	select CSRC_R4K
	select IRQ_CPU
	select NO_EXCEPT_FILL
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
63
	select SYS_SUPPORTS_ZBOOT_UART16550
F
Florian Fainelli 已提交
64
	select ARCH_REQUIRE_GPIOLIB
65 66 67 68 69 70
	select GCD
	select VLYNQ
	help
	  Support for the Texas Instruments AR7 System-on-a-Chip
	  family: TNETD7100, 7200 and 7300.

71 72
config ATH79
	bool "Atheros AR71XX/AR724X/AR913X based boards"
G
Gabor Juhos 已提交
73
	select ARCH_REQUIRE_GPIOLIB
74 75 76 77 78
	select BOOT_RAW
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select IRQ_CPU
79
	select MIPS_MACHINE
80 81 82 83 84 85 86
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_EARLY_PRINTK
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	help
	  Support for the Atheros AR71XX/AR724X/AR913X SoCs.

87
config BCM47XX
88
	bool "Broadcom BCM47XX based boards"
89
	select CEVT_R4K
90
	select CSRC_R4K
91 92 93 94 95 96 97 98
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SSB
	select SSB_DRIVER_MIPS
99
	select SSB_DRIVER_EXTIF
100
	select SSB_EMBEDDED
101
	select SSB_B43_PCI_BRIDGE if PCI
102
	select SSB_PCICORE_HOSTMODE if PCI
103
	select GENERIC_GPIO
A
Aurelien Jarno 已提交
104 105
	select SYS_HAS_EARLY_PRINTK
	select CFE
106 107 108
	help
	 Support for BCM47XX based boards

109 110 111 112 113 114 115 116 117 118 119 120 121 122 123
config BCM63XX
	bool "Broadcom BCM63XX based boards"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_HAS_EARLY_PRINTK
	select SWAP_IO_SPACE
	select ARCH_REQUIRE_GPIOLIB
	help
	 Support for BCM63XX based boards

L
Linus Torvalds 已提交
124
config MIPS_COBALT
125
	bool "Cobalt Server"
126
	select CEVT_R4K
127
	select CSRC_R4K
128
	select CEVT_GT641XX
L
Linus Torvalds 已提交
129 130
	select DMA_NONCOHERENT
	select HW_HAS_PCI
131
	select I8253
L
Linus Torvalds 已提交
132 133
	select I8259
	select IRQ_CPU
Y
Yoichi Yuasa 已提交
134
	select IRQ_GT641XX
135
	select PCI_GT64XXX_PCI0
136
	select PCI
137
	select SYS_HAS_CPU_NEVADA
Y
Yoichi Yuasa 已提交
138
	select SYS_HAS_EARLY_PRINTK
139
	select SYS_SUPPORTS_32BIT_KERNEL
140
	select SYS_SUPPORTS_64BIT_KERNEL
141
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
142 143

config MACH_DECSTATION
144
	bool "DECstations"
L
Linus Torvalds 已提交
145
	select BOOT_ELF32
146
	select CEVT_DS1287
147
	select CEVT_R4K
148
	select CSRC_IOASIC
149
	select CSRC_R4K
150 151 152
	select CPU_DADDI_WORKAROUNDS if 64BIT
	select CPU_R4000_WORKAROUNDS if 64BIT
	select CPU_R4400_WORKAROUNDS if 64BIT
L
Linus Torvalds 已提交
153
	select DMA_NONCOHERENT
154
	select NO_IOPORT
L
Linus Torvalds 已提交
155
	select IRQ_CPU
156 157
	select SYS_HAS_CPU_R3000
	select SYS_HAS_CPU_R4X00
158 159
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
160
	select SYS_SUPPORTS_LITTLE_ENDIAN
161 162 163
	select SYS_SUPPORTS_128HZ
	select SYS_SUPPORTS_256HZ
	select SYS_SUPPORTS_1024HZ
164
	help
L
Linus Torvalds 已提交
165 166 167 168 169 170 171
	  This enables support for DEC's MIPS based workstations.  For details
	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
	  DECstation porting pages on <http://decstation.unix-ag.org/>.

	  If you have one of the following DECstation Models you definitely
	  want to choose R4xx0 for the CPU Type:

172 173 174 175
		DECstation 5000/50
		DECstation 5000/150
		DECstation 5000/260
		DECsystem 5900/260
L
Linus Torvalds 已提交
176 177 178

	  otherwise choose R3000.

179
config MACH_JAZZ
180
	bool "Jazz family of machines"
181 182 183
	select ARC
	select ARC32
	select ARCH_MAY_HAVE_PC_FDC
184
	select CEVT_R4K
185
	select CSRC_R4K
T
Thomas Bogendoerfer 已提交
186
	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
187
	select GENERIC_ISA_DMA
T
Thomas Bogendoerfer 已提交
188
	select IRQ_CPU
189
	select I8253
190 191
	select I8259
	select ISA
192
	select SYS_HAS_CPU_R4X00
193 194
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
195
	select SYS_SUPPORTS_100HZ
L
Linus Torvalds 已提交
196
	help
197 198
	 This a family of machines based on the MIPS R4030 chipset which was
	 used by several vendors to build RISC/os and Windows NT workstations.
199
	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
200 201
	 Olivetti M700-10 workstations.

202 203 204 205 206 207 208 209 210 211 212
config MACH_JZ4740
	bool "Ingenic JZ4740 based machines"
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select DMA_NONCOHERENT
	select IRQ_CPU
	select GENERIC_GPIO
	select ARCH_REQUIRE_GPIOLIB
	select SYS_HAS_EARLY_PRINTK
	select HAVE_PWM
M
Maurus Cuelenaere 已提交
213
	select HAVE_CLK
214

215 216
config LASAT
	bool "LASAT Networks platforms"
217
	select CEVT_R4K
218
	select CSRC_R4K
219 220 221
	select DMA_NONCOHERENT
	select SYS_HAS_EARLY_PRINTK
	select HW_HAS_PCI
222
	select IRQ_CPU
223 224 225 226 227 228 229 230
	select PCI_GT64XXX_PCI0
	select MIPS_NILE4
	select R5000_CPU_SCACHE
	select SYS_HAS_CPU_R5000
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
	select SYS_SUPPORTS_LITTLE_ENDIAN

231 232
config MACH_LOONGSON
	bool "Loongson family of machines"
233
	select SYS_SUPPORTS_ZBOOT
234
	help
235 236 237 238 239 240
	  This enables the support of Loongson family of machines.

	  Loongson is a family of general-purpose MIPS-compatible CPUs.
	  developed at Institute of Computing Technology (ICT),
	  Chinese Academy of Sciences (CAS) in the People's Republic
	  of China. The chief architect is Professor Weiwu Hu.
241

L
Linus Torvalds 已提交
242
config MIPS_MALTA
243
	bool "MIPS Malta board"
244
	select ARCH_MAY_HAVE_PC_FDC
L
Linus Torvalds 已提交
245
	select BOOT_ELF32
246
	select BOOT_RAW
247
	select CEVT_R4K
248
	select CSRC_R4K
L
Linus Torvalds 已提交
249 250
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
251
	select IRQ_CPU
252
	select IRQ_GIC
L
Linus Torvalds 已提交
253
	select HW_HAS_PCI
254
	select I8253
L
Linus Torvalds 已提交
255
	select I8259
256 257
	select MIPS_BOARDS_GEN
	select MIPS_BONITO64
258
	select MIPS_CPU_SCACHE
259
	select PCI_GT64XXX_PCI0
260
	select MIPS_MSC
L
Linus Torvalds 已提交
261
	select SWAP_IO_SPACE
262 263 264 265 266
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
	select SYS_HAS_CPU_NEVADA
	select SYS_HAS_CPU_RM7000
267
	select SYS_HAS_EARLY_PRINTK
268 269
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
270 271
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
T
Tim Anderson 已提交
272
	select SYS_SUPPORTS_MIPS_CMP
273
	select SYS_SUPPORTS_MULTITHREADING
274
	select SYS_SUPPORTS_SMARTMIPS
275
	select SYS_SUPPORTS_ZBOOT
L
Linus Torvalds 已提交
276
	help
277
	  This enables support for the MIPS Technologies Malta evaluation
L
Linus Torvalds 已提交
278 279
	  board.

280
config MIPS_SIM
281
	bool 'MIPS simulator (MIPSsim)'
282
	select CEVT_R4K
283
	select CSRC_R4K
L
Linus Torvalds 已提交
284
	select DMA_NONCOHERENT
285
	select SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
286
	select IRQ_CPU
M
Marc St-Jean 已提交
287
	select BOOT_RAW
288 289
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
290
	select SYS_HAS_EARLY_PRINTK
291
	select SYS_SUPPORTS_32BIT_KERNEL
292
	select SYS_SUPPORTS_BIG_ENDIAN
293
	select SYS_SUPPORTS_MULTITHREADING
294
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
295
	help
296 297
	  This option enables support for MIPS Technologies MIPSsim software
	  emulator.
L
Linus Torvalds 已提交
298

299 300 301 302 303 304
config NEC_MARKEINS
	bool "NEC EMMA2RH Mark-eins board"
	select SOC_EMMA2RH
	select HW_HAS_PCI
	help
	  This enables support for the NEC Electronics Mark-eins boards.
305

306
config MACH_VR41XX
307
	bool "NEC VR4100 series based machines"
308
	select CEVT_R4K
309
	select CSRC_R4K
310
	select SYS_HAS_CPU_VR41XX
311
	select ARCH_REQUIRE_GPIOLIB
312

313 314 315 316 317 318 319 320 321 322 323 324 325
config NXP_STB220
	bool "NXP STB220 board"
	select SOC_PNX833X
	help
	 Support for NXP Semiconductors STB220 Development Board.

config NXP_STB225
	bool "NXP 225 board"
	select SOC_PNX833X
	select SOC_PNX8335
	help
	 Support for NXP Semiconductors STB225 Development Board.

326
config PNX8550_JBS
327
	bool "NXP PNX8550 based JBS board"
328 329 330 331
	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN

config PNX8550_STB810
332
	bool "NXP PNX8550 based STB810 board"
333 334 335
	select PNX8550
	select SYS_SUPPORTS_LITTLE_ENDIAN

M
Marc St-Jean 已提交
336 337 338
config PMC_MSP
	bool "PMC-Sierra MSP chipsets"
	depends on EXPERIMENTAL
339 340
	select CEVT_R4K
	select CSRC_R4K
M
Marc St-Jean 已提交
341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357
	select DMA_NONCOHERENT
	select SWAP_IO_SPACE
	select NO_EXCEPT_FILL
	select BOOT_RAW
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select IRQ_CPU
	select SERIAL_8250
	select SERIAL_8250_CONSOLE
	help
	  This adds support for the PMC-Sierra family of Multi-Service
	  Processor System-On-A-Chips.  These parts include a number
	  of integrated peripherals, interfaces and DSPs in addition to
	  a variety of MIPS cores.

358
config PMC_YOSEMITE
359
	bool "PMC-Sierra Yosemite eval board"
360
	select CEVT_R4K
361
	select CSRC_R4K
362 363 364 365 366 367
	select DMA_COHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select IRQ_CPU_RM7K
	select IRQ_CPU_RM9K
	select SWAP_IO_SPACE
368
	select SYS_HAS_CPU_RM9000
369
	select SYS_HAS_EARLY_PRINTK
370 371 372 373
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
374
	select SYS_SUPPORTS_SMP
375 376 377
	help
	  Yosemite is an evaluation board for the RM9000x2 processor
	  manufactured by PMC-Sierra.
L
Linus Torvalds 已提交
378

379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396
config POWERTV
	bool "Cisco PowerTV"
	select BOOT_ELF32
	select CEVT_R4K
	select CPU_MIPSR2_IRQ_VI
	select CPU_MIPSR2_IRQ_EI
	select CSRC_POWERTV
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select SYS_HAS_EARLY_PRINTK
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select USB_OHCI_LITTLE_ENDIAN
	help
	  This enables support for the Cisco PowerTV Platform.

L
Linus Torvalds 已提交
397
config SGI_IP22
398
	bool "SGI IP22 (Indy/Indigo2)"
L
Linus Torvalds 已提交
399 400 401
	select ARC
	select ARC32
	select BOOT_ELF32
402
	select CEVT_R4K
403
	select CSRC_R4K
T
Thomas Bogendoerfer 已提交
404
	select DEFAULT_SGI_PARTITION
L
Linus Torvalds 已提交
405
	select DMA_NONCOHERENT
406
	select HW_HAS_EISA
407
	select I8253
408
	select I8259
L
Linus Torvalds 已提交
409 410
	select IP22_CPU_SCACHE
	select IRQ_CPU
411
	select GENERIC_ISA_DMA_SUPPORT_BROKEN
T
Thomas Bogendoerfer 已提交
412 413
	select SGI_HAS_I8042
	select SGI_HAS_INDYDOG
414
	select SGI_HAS_HAL2
T
Thomas Bogendoerfer 已提交
415 416 417
	select SGI_HAS_SEEQ
	select SGI_HAS_WD93
	select SGI_HAS_ZILOG
L
Linus Torvalds 已提交
418
	select SWAP_IO_SPACE
419 420
	select SYS_HAS_CPU_R4X00
	select SYS_HAS_CPU_R5000
421 422 423 424 425 426 427 428
	#
	# Disable EARLY_PRINTK for now since it leads to overwritten prom
	# memory during early boot on some machines.
	#
	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
	# for a more details discussion
	#
	# select SYS_HAS_EARLY_PRINTK
429 430
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
431
	select SYS_SUPPORTS_BIG_ENDIAN
L
Linus Torvalds 已提交
432 433 434 435 436 437
	help
	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
	  that runs on these, say Y here.

config SGI_IP27
438
	bool "SGI IP27 (Origin200/2000)"
L
Linus Torvalds 已提交
439 440
	select ARC
	select ARC64
441
	select BOOT_ELF64
T
Thomas Bogendoerfer 已提交
442
	select DEFAULT_SGI_PARTITION
443
	select DMA_COHERENT
444
	select SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
445
	select HW_HAS_PCI
446
	select NR_CPUS_DEFAULT_64
447
	select SYS_HAS_CPU_R10000
448
	select SYS_SUPPORTS_64BIT_KERNEL
449
	select SYS_SUPPORTS_BIG_ENDIAN
450
	select SYS_SUPPORTS_NUMA
451
	select SYS_SUPPORTS_SMP
L
Linus Torvalds 已提交
452 453 454 455 456
	help
	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
	  workstations.  To compile a Linux kernel that runs on these, say Y
	  here.

T
Thomas Bogendoerfer 已提交
457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473
config SGI_IP28
	bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)"
	depends on EXPERIMENTAL
	select ARC
	select ARC64
	select BOOT_ELF64
	select CEVT_R4K
	select CSRC_R4K
	select DEFAULT_SGI_PARTITION
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA_SUPPORT_BROKEN
	select IRQ_CPU
	select HW_HAS_EISA
	select I8253
	select I8259
	select SGI_HAS_I8042
	select SGI_HAS_INDYDOG
474
	select SGI_HAS_HAL2
T
Thomas Bogendoerfer 已提交
475 476 477 478 479
	select SGI_HAS_SEEQ
	select SGI_HAS_WD93
	select SGI_HAS_ZILOG
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_R10000
480 481 482 483 484 485 486 487
	#
	# Disable EARLY_PRINTK for now since it leads to overwritten prom
	# memory during early boot on some machines.
	#
	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
	# for a more details discussion
	#
	# select SYS_HAS_EARLY_PRINTK
T
Thomas Bogendoerfer 已提交
488 489 490 491 492 493
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
      help
        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
        kernel that runs on these, say Y here.

L
Linus Torvalds 已提交
494
config SGI_IP32
495
	bool "SGI IP32 (O2)"
L
Linus Torvalds 已提交
496 497 498
	select ARC
	select ARC32
	select BOOT_ELF32
499
	select CEVT_R4K
500
	select CSRC_R4K
L
Linus Torvalds 已提交
501 502
	select DMA_NONCOHERENT
	select HW_HAS_PCI
503
	select IRQ_CPU
L
Linus Torvalds 已提交
504 505
	select R5000_CPU_SCACHE
	select RM7000_CPU_SCACHE
506 507 508
	select SYS_HAS_CPU_R5000
	select SYS_HAS_CPU_R10000 if BROKEN
	select SYS_HAS_CPU_RM7000
R
Ralf Baechle 已提交
509
	select SYS_HAS_CPU_NEVADA
510
	select SYS_SUPPORTS_64BIT_KERNEL
511 512
	select SYS_SUPPORTS_BIG_ENDIAN
	help
513
	  If you want this kernel to run on SGI O2 workstation, say Y here.
L
Linus Torvalds 已提交
514

515 516 517
config SIBYTE_CRHINE
	bool "Sibyte BCM91120C-CRhine"
	depends on EXPERIMENTAL
A
Andrew Isaacson 已提交
518 519
	select BOOT_ELF32
	select DMA_COHERENT
520
	select SIBYTE_BCM1120
A
Andrew Isaacson 已提交
521
	select SWAP_IO_SPACE
522
	select SYS_HAS_CPU_SB1
A
Andrew Isaacson 已提交
523 524 525
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN

526 527 528
config SIBYTE_CARMEL
	bool "Sibyte BCM91120x-Carmel"
	depends on EXPERIMENTAL
529
	select BOOT_ELF32
L
Linus Torvalds 已提交
530
	select DMA_COHERENT
531
	select SIBYTE_BCM1120
532
	select SWAP_IO_SPACE
533
	select SYS_HAS_CPU_SB1
534
	select SYS_SUPPORTS_BIG_ENDIAN
535
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
536

537 538
config SIBYTE_CRHONE
	bool "Sibyte BCM91125C-CRhone"
539 540 541
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
542
	select SIBYTE_BCM1125
543
	select SWAP_IO_SPACE
544
	select SYS_HAS_CPU_SB1
545
	select SYS_SUPPORTS_BIG_ENDIAN
546
	select SYS_SUPPORTS_HIGHMEM
547
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
548

549
config SIBYTE_RHONE
550
	bool "Sibyte BCM91125E-Rhone"
551 552 553 554 555
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
	select SIBYTE_BCM1125H
	select SWAP_IO_SPACE
556
	select SYS_HAS_CPU_SB1
557 558
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
559

560 561
config SIBYTE_SWARM
	bool "Sibyte BCM91250A-SWARM"
562
	select BOOT_ELF32
P
Pete Popov 已提交
563
	select DMA_COHERENT
564
	select HAVE_PATA_PLATFORM
565 566
	select NR_CPUS_DEFAULT_2
	select SIBYTE_SB1250
567
	select SWAP_IO_SPACE
568
	select SYS_HAS_CPU_SB1
569
	select SYS_SUPPORTS_BIG_ENDIAN
570
	select SYS_SUPPORTS_HIGHMEM
P
Pete Popov 已提交
571
	select SYS_SUPPORTS_LITTLE_ENDIAN
572
	select ZONE_DMA32 if 64BIT
P
Pete Popov 已提交
573

574 575
config SIBYTE_LITTLESUR
	bool "Sibyte BCM91250C2-LittleSur"
576 577 578
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
579
	select HAVE_PATA_PLATFORM
580
	select NR_CPUS_DEFAULT_2
581 582
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
583
	select SYS_HAS_CPU_SB1
584 585 586
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
587

588 589
config SIBYTE_SENTOSA
	bool "Sibyte BCM91250E-Sentosa"
590 591 592
	depends on EXPERIMENTAL
	select BOOT_ELF32
	select DMA_COHERENT
593
	select NR_CPUS_DEFAULT_2
594 595
	select SIBYTE_SB1250
	select SWAP_IO_SPACE
596
	select SYS_HAS_CPU_SB1
597 598
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
599

600 601
config SIBYTE_BIGSUR
	bool "Sibyte BCM91480B-BigSur"
602 603
	select BOOT_ELF32
	select DMA_COHERENT
604 605
	select NR_CPUS_DEFAULT_4
	select SIBYTE_BCM1x80
606
	select SWAP_IO_SPACE
607
	select SYS_HAS_CPU_SB1
608
	select SYS_SUPPORTS_BIG_ENDIAN
R
Ralf Baechle 已提交
609
	select SYS_SUPPORTS_HIGHMEM
610
	select SYS_SUPPORTS_LITTLE_ENDIAN
611
	select ZONE_DMA32 if 64BIT
L
Linus Torvalds 已提交
612

613 614
config SNI_RM
	bool "SNI RM200/300/400"
615 616
	select ARC if CPU_LITTLE_ENDIAN
	select ARC32 if CPU_LITTLE_ENDIAN
617
	select SNIPROM if CPU_BIG_ENDIAN
618
	select ARCH_MAY_HAVE_PC_FDC
L
Linus Torvalds 已提交
619
	select BOOT_ELF32
620
	select CEVT_R4K
621
	select CSRC_R4K
T
Thomas Bogendoerfer 已提交
622
	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
L
Linus Torvalds 已提交
623 624
	select DMA_NONCOHERENT
	select GENERIC_ISA_DMA
625
	select HW_HAS_EISA
L
Linus Torvalds 已提交
626
	select HW_HAS_PCI
627
	select IRQ_CPU
628
	select I8253
L
Linus Torvalds 已提交
629 630
	select I8259
	select ISA
631
	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
632
	select SYS_HAS_CPU_R4X00
633
	select SYS_HAS_CPU_R5000
634
	select SYS_HAS_CPU_R10000
635
	select R5000_CPU_SCACHE
636
	select SYS_HAS_EARLY_PRINTK
637 638
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
639
	select SYS_SUPPORTS_BIG_ENDIAN
R
Ralf Baechle 已提交
640
	select SYS_SUPPORTS_HIGHMEM
641
	select SYS_SUPPORTS_LITTLE_ENDIAN
L
Linus Torvalds 已提交
642
	help
643 644
	  The SNI RM200/300/400 are MIPS-based machines manufactured by
	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
L
Linus Torvalds 已提交
645 646 647
	  Technology and now in turn merged with Fujitsu.  Say Y here to
	  support this machine type.

648 649
config MACH_TX39XX
	bool "Toshiba TX39 series based machines"
650

651 652
config MACH_TX49XX
	bool "Toshiba TX49 series based machines"
653

654 655 656 657 658 659 660 661 662 663 664 665
config MIKROTIK_RB532
	bool "Mikrotik RB532 boards"
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select IRQ_CPU
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SWAP_IO_SPACE
	select BOOT_RAW
666
	select ARCH_REQUIRE_GPIOLIB
667 668 669 670
	help
	  Support the Mikrotik(tm) RouterBoard 532 series,
	  based on the IDT RC32434 SoC.

671 672
config WR_PPMC
	bool "Wind River PPMC board"
673
	select CEVT_R4K
674
	select CSRC_R4K
675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693
	select IRQ_CPU
	select BOOT_ELF32
	select DMA_NONCOHERENT
	select HW_HAS_PCI
	select PCI_GT64XXX_PCI0
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_MIPS32_R1
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_HAS_CPU_MIPS64_R1
	select SYS_HAS_CPU_NEVADA
	select SYS_HAS_CPU_RM7000
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_LITTLE_ENDIAN
	help
	  This enables support for the Wind River MIPS32 4KC PPMC evaluation
	  board, which is based on GT64120 bridge chip.

694
config CAVIUM_OCTEON_SIMULATOR
695
	bool "Cavium Networks Octeon Simulator"
696 697 698 699 700 701
	select CEVT_R4K
	select 64BIT_PHYS_ADDR
	select DMA_COHERENT
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
702
	select SYS_SUPPORTS_HOTPLUG_CPU
703
	select SYS_HAS_CPU_CAVIUM_OCTEON
704 705 706 707 708 709
	help
	  The Octeon simulator is software performance model of the Cavium
	  Octeon Processor. It supports simulating Octeon processors on x86
	  hardware.

config CAVIUM_OCTEON_REFERENCE_BOARD
710
	bool "Cavium Networks Octeon reference board"
711 712 713 714 715 716
	select CEVT_R4K
	select 64BIT_PHYS_ADDR
	select DMA_COHERENT
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN
	select SYS_SUPPORTS_HIGHMEM
717
	select SYS_SUPPORTS_HOTPLUG_CPU
718
	select SYS_HAS_EARLY_PRINTK
719
	select SYS_HAS_CPU_CAVIUM_OCTEON
720
	select SWAP_IO_SPACE
721 722
	select HW_HAS_PCI
	select ARCH_SUPPORTS_MSI
D
David Daney 已提交
723
	select ZONE_DMA32
724 725
	select USB_ARCH_HAS_OHCI
	select USB_ARCH_HAS_EHCI
726 727 728 729 730 731 732 733 734 735 736 737 738
	help
	  This option supports all of the Octeon reference boards from Cavium
	  Networks. It builds a kernel that dynamically determines the Octeon
	  CPU type and supports all known board reference implementations.
	  Some of the supported boards are:
		EBT3000
		EBH3000
		EBH3100
		Thunder
		Kodama
		Hikari
	  Say Y here for most Octeon reference boards.

739
endchoice
L
Linus Torvalds 已提交
740

R
Ralf Baechle 已提交
741
source "arch/mips/alchemy/Kconfig"
742
source "arch/mips/ath79/Kconfig"
743
source "arch/mips/bcm63xx/Kconfig"
744
source "arch/mips/jazz/Kconfig"
745
source "arch/mips/jz4740/Kconfig"
746
source "arch/mips/lasat/Kconfig"
747
source "arch/mips/pmc-sierra/Kconfig"
748
source "arch/mips/powertv/Kconfig"
749
source "arch/mips/sgi-ip27/Kconfig"
750
source "arch/mips/sibyte/Kconfig"
A
Atsushi Nemoto 已提交
751
source "arch/mips/txx9/Kconfig"
752
source "arch/mips/vr41xx/Kconfig"
753
source "arch/mips/cavium-octeon/Kconfig"
754
source "arch/mips/loongson/Kconfig"
755

756 757
endmenu

L
Linus Torvalds 已提交
758 759 760 761 762 763 764
config RWSEM_GENERIC_SPINLOCK
	bool
	default y

config RWSEM_XCHGADD_ALGORITHM
	bool

765 766 767 768 769 770 771 772
config ARCH_HAS_ILOG2_U32
	bool
	default n

config ARCH_HAS_ILOG2_U64
	bool
	default n

R
Ralf Baechle 已提交
773 774 775 776
config ARCH_SUPPORTS_OPROFILE
	bool
	default y if !MIPS_MT_SMTC

777 778 779 780
config GENERIC_FIND_NEXT_BIT
	bool
	default y

781 782 783 784
config GENERIC_FIND_BIT_LE
	bool
	default y

785 786 787 788
config GENERIC_HWEIGHT
	bool
	default y

L
Linus Torvalds 已提交
789 790 791 792
config GENERIC_CALIBRATE_DELAY
	bool
	default y

793 794 795 796
config GENERIC_CLOCKEVENTS
	bool
	default y

797 798 799 800
config GENERIC_CMOS_UPDATE
	bool
	default y

801
config SCHED_OMIT_FRAME_POINTER
802 803 804
	bool
	default y

L
Linus Torvalds 已提交
805 806 807 808 809 810
#
# Select some configuration options automatically based on user selections.
#
config ARC
	bool

811 812 813
config ARCH_MAY_HAVE_PC_FDC
	bool

M
Marc St-Jean 已提交
814 815 816
config BOOT_RAW
	bool

817 818 819
config CEVT_BCM1480
	bool

820 821 822
config CEVT_DS1287
	bool

823 824 825
config CEVT_GT641XX
	bool

826 827 828
config CEVT_R4K_LIB
	bool

829
config CEVT_R4K
830
	select CEVT_R4K_LIB
831 832
	bool

833 834 835
config CEVT_SB1250
	bool

836 837 838
config CEVT_TXX9
	bool

839 840 841
config CSRC_BCM1480
	bool

842 843 844
config CSRC_IOASIC
	bool

845 846 847
config CSRC_POWERTV
	bool

848 849 850
config CSRC_R4K_LIB
	bool

851
config CSRC_R4K
852
	select CSRC_R4K_LIB
853 854
	bool

855 856 857
config CSRC_SB1250
	bool

858 859
config GPIO_TXX9
	select GENERIC_GPIO
M
Michael Buesch 已提交
860
	select ARCH_REQUIRE_GPIOLIB
861 862
	bool

863 864 865
config CFE
	bool

866 867 868
config ARCH_DMA_ADDR_T_64BIT
	def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT

869
config DMA_COHERENT
L
Linus Torvalds 已提交
870 871
	bool

872 873
config DMA_NONCOHERENT
	bool
874
	select NEED_DMA_MAP_STATE
875

876
config NEED_DMA_MAP_STATE
L
Linus Torvalds 已提交
877 878
	bool

879
config SYS_HAS_EARLY_PRINTK
L
Linus Torvalds 已提交
880 881
	bool

882
config HOTPLUG_CPU
883 884 885 886 887 888 889 890 891 892
	bool "Support for hot-pluggable CPUs"
	depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU
	help
	  Say Y here to allow turning CPUs off and on. CPUs can be
	  controlled through /sys/devices/system/cpu.
	  (Note: power management support will enable this option
	    automatically on SMP systems. )
	  Say N if you want to disable CPU hotplug.

config SYS_SUPPORTS_HOTPLUG_CPU
893 894
	bool

L
Linus Torvalds 已提交
895 896 897 898 899 900 901 902 903
config I8259
	bool

config MIPS_BONITO64
	bool

config MIPS_MSC
	bool

904 905 906
config MIPS_NILE4
	bool

L
Linus Torvalds 已提交
907 908 909
config MIPS_DISABLE_OBSOLETE_IDE
	bool

910 911 912
config SYNC_R4K
	bool

913 914 915
config MIPS_MACHINE
	def_bool n

916 917 918
config NO_IOPORT
	def_bool n

919 920 921
config GENERIC_ISA_DMA
	bool
	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
922
	select ISA_DMA_API
923

924 925
config GENERIC_ISA_DMA_SUPPORT_BROKEN
	bool
926
	select GENERIC_ISA_DMA
927

928 929 930
config ISA_DMA_API
	bool

Y
Yoichi Yuasa 已提交
931 932 933
config GENERIC_GPIO
	bool

934
#
M
Matt LaPlante 已提交
935
# Endianess selection.  Sufficiently obscure so many users don't know what to
936 937 938 939 940
# answer,so we try hard to limit the available choices.  Also the use of a
# choice statement should be more obvious to the user.
#
choice
	prompt "Endianess selection"
L
Linus Torvalds 已提交
941 942
	help
	  Some MIPS machines can be configured for either little or big endian
943
	  byte order. These modes require different kernels and a different
M
Matt LaPlante 已提交
944
	  Linux distribution.  In general there is one preferred byteorder for a
945
	  particular system but some systems are just as commonly used in the
946
	  one or the other endianness.
947 948 949 950 951 952 953 954 955 956 957 958

config CPU_BIG_ENDIAN
	bool "Big endian"
	depends on SYS_SUPPORTS_BIG_ENDIAN

config CPU_LITTLE_ENDIAN
	bool "Little endian"
	depends on SYS_SUPPORTS_LITTLE_ENDIAN
	help

endchoice

959 960 961
config EXPORT_UASM
	bool

962 963 964
config SYS_SUPPORTS_APM_EMULATION
	bool

965 966 967 968 969
config SYS_SUPPORTS_BIG_ENDIAN
	bool

config SYS_SUPPORTS_LITTLE_ENDIAN
	bool
L
Linus Torvalds 已提交
970

971 972 973 974 975
config SYS_SUPPORTS_HUGETLBFS
	bool
	depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
	default y

L
Linus Torvalds 已提交
976 977 978 979 980 981
config IRQ_CPU
	bool

config IRQ_CPU_RM7K
	bool

982 983 984
config IRQ_CPU_RM9K
	bool

M
Marc St-Jean 已提交
985 986 987 988 989 990
config IRQ_MSP_SLP
	bool

config IRQ_MSP_CIC
	bool

991 992 993
config IRQ_TXX9
	bool

Y
Yoichi Yuasa 已提交
994 995 996
config IRQ_GT641XX
	bool

997 998 999
config IRQ_GIC
	bool

1000 1001 1002
config IRQ_CPU_OCTEON
	bool

L
Linus Torvalds 已提交
1003 1004 1005
config MIPS_BOARDS_GEN
	bool

1006
config PCI_GT64XXX_PCI0
L
Linus Torvalds 已提交
1007 1008
	bool

M
Marc St-Jean 已提交
1009 1010 1011
config NO_EXCEPT_FILL
	bool

1012 1013 1014 1015
config MIPS_RM9122
	bool
	select SERIAL_RM9000

1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027
config SOC_EMMA2RH
	bool
	select CEVT_R4K
	select CSRC_R4K
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_HAS_CPU_R5500
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_BIG_ENDIAN

1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044
config SOC_PNX833X
	bool
	select CEVT_R4K
	select CSRC_R4K
	select IRQ_CPU
	select DMA_NONCOHERENT
	select SYS_HAS_CPU_MIPS32_R2
	select SYS_SUPPORTS_32BIT_KERNEL
	select SYS_SUPPORTS_LITTLE_ENDIAN
	select SYS_SUPPORTS_BIG_ENDIAN
	select GENERIC_GPIO
	select CPU_MIPSR2_IRQ_VI

config SOC_PNX8335
	bool
	select SOC_PNX833X

1045 1046 1047 1048 1049 1050 1051 1052
config PNX8550
	bool
	select SOC_PNX8550

config SOC_PNX8550
	bool
	select DMA_NONCOHERENT
	select HW_HAS_PCI
1053
	select SYS_HAS_CPU_MIPS32_R1
1054
	select SYS_HAS_EARLY_PRINTK
1055
	select SYS_SUPPORTS_32BIT_KERNEL
1056
	select GENERIC_GPIO
1057

L
Linus Torvalds 已提交
1058 1059 1060
config SWAP_IO_SPACE
	bool

1061 1062 1063
config SERIAL_RM9000
	bool

T
Thomas Bogendoerfer 已提交
1064 1065 1066
config SGI_HAS_INDYDOG
	bool

1067 1068 1069
config SGI_HAS_HAL2
	bool

T
Thomas Bogendoerfer 已提交
1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084
config SGI_HAS_SEEQ
	bool

config SGI_HAS_WD93
	bool

config SGI_HAS_ZILOG
	bool

config SGI_HAS_I8042
	bool

config DEFAULT_SGI_PARTITION
	bool

1085 1086 1087
config ARC32
	bool

1088 1089 1090
config SNIPROM
	bool

L
Linus Torvalds 已提交
1091 1092 1093 1094 1095
config BOOT_ELF32
	bool

config MIPS_L1_CACHE_SHIFT
	int
1096
	default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL
1097
	default "6" if MIPS_CPU_SCACHE
1098
	default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON
L
Linus Torvalds 已提交
1099 1100 1101 1102 1103 1104 1105
	default "5"

config HAVE_STD_PC_SERIAL_PORT
	bool

config ARC_CONSOLE
	bool "ARC console support"
T
Thomas Bogendoerfer 已提交
1106
	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
L
Linus Torvalds 已提交
1107 1108 1109

config ARC_MEMORY
	bool
1110
	depends on MACH_JAZZ || SNI_RM || SGI_IP32
L
Linus Torvalds 已提交
1111 1112 1113 1114
	default y

config ARC_PROMLIB
	bool
T
Thomas Bogendoerfer 已提交
1115
	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
L
Linus Torvalds 已提交
1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129
	default y

config ARC64
	bool

config BOOT_ELF64
	bool

menu "CPU selection"

choice
	prompt "CPU type"
	default CPU_R4X00

1130 1131 1132 1133
config CPU_LOONGSON2E
	bool "Loongson 2E"
	depends on SYS_HAS_CPU_LOONGSON2E
	select CPU_LOONGSON2
1134 1135 1136 1137
	help
	  The Loongson 2E processor implements the MIPS III instruction set
	  with many extensions.

1138 1139 1140 1141 1142 1143 1144
	  It has an internal FPGA northbridge, which is compatiable to
	  bonito64.

config CPU_LOONGSON2F
	bool "Loongson 2F"
	depends on SYS_HAS_CPU_LOONGSON2F
	select CPU_LOONGSON2
1145 1146
	select GENERIC_GPIO
	select ARCH_REQUIRE_GPIOLIB
1147 1148 1149 1150 1151 1152 1153 1154
	help
	  The Loongson 2F processor implements the MIPS III instruction set
	  with many extensions.

	  Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
	  have a similar programming interface with FPGA northbridge used in
	  Loongson2E.

1155 1156
config CPU_MIPS32_R1
	bool "MIPS32 Release 1"
1157
	depends on SYS_HAS_CPU_MIPS32_R1
1158
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
1159
	select CPU_SUPPORTS_32BIT_KERNEL
1160
	select CPU_SUPPORTS_HIGHMEM
R
Ralf Baechle 已提交
1161
	help
1162
	  Choose this option to build a kernel for release 1 or later of the
R
Ralf Baechle 已提交
1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173
	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
	  MIPS processor are based on a MIPS32 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
	  Release 2 of the MIPS32 architecture is available since several
	  years so chances are you even have a MIPS32 Release 2 processor
	  in which case you should choose CPU_MIPS32_R2 instead for better
	  performance.

config CPU_MIPS32_R2
	bool "MIPS32 Release 2"
1174
	depends on SYS_HAS_CPU_MIPS32_R2
R
Ralf Baechle 已提交
1175
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
1176
	select CPU_SUPPORTS_32BIT_KERNEL
1177
	select CPU_SUPPORTS_HIGHMEM
1178
	help
1179
	  Choose this option to build a kernel for release 2 or later of the
1180 1181 1182 1183 1184 1185 1186
	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
	  MIPS processor are based on a MIPS32 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.

config CPU_MIPS64_R1
	bool "MIPS64 Release 1"
1187
	depends on SYS_HAS_CPU_MIPS64_R1
R
Ralf Baechle 已提交
1188
	select CPU_HAS_PREFETCH
1189 1190
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1191
	select CPU_SUPPORTS_HIGHMEM
1192
	select CPU_SUPPORTS_HUGEPAGES
1193 1194 1195 1196 1197 1198
	help
	  Choose this option to build a kernel for release 1 or later of the
	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
	  MIPS processor are based on a MIPS64 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
R
Ralf Baechle 已提交
1199 1200 1201 1202 1203 1204 1205
	  Release 2 of the MIPS64 architecture is available since several
	  years so chances are you even have a MIPS64 Release 2 processor
	  in which case you should choose CPU_MIPS64_R2 instead for better
	  performance.

config CPU_MIPS64_R2
	bool "MIPS64 Release 2"
1206
	depends on SYS_HAS_CPU_MIPS64_R2
R
Ralf Baechle 已提交
1207
	select CPU_HAS_PREFETCH
R
Ralf Baechle 已提交
1208 1209
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1210
	select CPU_SUPPORTS_HIGHMEM
1211
	select CPU_SUPPORTS_HUGEPAGES
R
Ralf Baechle 已提交
1212 1213 1214 1215 1216 1217
	help
	  Choose this option to build a kernel for release 2 or later of the
	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
	  MIPS processor are based on a MIPS64 processor.  If you know the
	  specific type of processor in your system, choose those that one
	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
L
Linus Torvalds 已提交
1218 1219 1220

config CPU_R3000
	bool "R3000"
1221
	depends on SYS_HAS_CPU_R3000
1222
	select CPU_HAS_WB
1223
	select CPU_SUPPORTS_32BIT_KERNEL
R
Ralf Baechle 已提交
1224
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1225 1226 1227 1228 1229 1230 1231 1232 1233 1234
	help
	  Please make sure to pick the right CPU type. Linux/MIPS is not
	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
	  *not* work on R4000 machines and vice versa.  However, since most
	  of the supported machines have an R4000 (or similar) CPU, R4x00
	  might be a safe bet.  If the resulting kernel does not work,
	  try to recompile with R3000.

config CPU_TX39XX
	bool "R39XX"
1235
	depends on SYS_HAS_CPU_TX39XX
1236
	select CPU_SUPPORTS_32BIT_KERNEL
L
Linus Torvalds 已提交
1237 1238 1239

config CPU_VR41XX
	bool "R41xx"
1240
	depends on SYS_HAS_CPU_VR41XX
1241 1242
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1243
	help
1244
	  The options selects support for the NEC VR4100 series of processors.
L
Linus Torvalds 已提交
1245 1246 1247 1248 1249 1250
	  Only choose this option if you have one of these processors as a
	  kernel built with this option will not run on any other type of
	  processor or vice versa.

config CPU_R4300
	bool "R4300"
1251
	depends on SYS_HAS_CPU_R4300
1252 1253
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1254 1255 1256 1257 1258
	help
	  MIPS Technologies R4300-series processors.

config CPU_R4X00
	bool "R4x00"
1259
	depends on SYS_HAS_CPU_R4X00
1260 1261
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1262 1263 1264 1265 1266 1267
	help
	  MIPS Technologies R4000-series processors other than 4300, including
	  the R4000, R4400, R4600, and 4700.

config CPU_TX49XX
	bool "R49XX"
1268
	depends on SYS_HAS_CPU_TX49XX
A
Atsushi Nemoto 已提交
1269
	select CPU_HAS_PREFETCH
1270 1271
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1272 1273 1274

config CPU_R5000
	bool "R5000"
1275
	depends on SYS_HAS_CPU_R5000
1276 1277
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1278 1279 1280 1281 1282
	help
	  MIPS Technologies R5000-series processors other than the Nevada.

config CPU_R5432
	bool "R5432"
1283
	depends on SYS_HAS_CPU_R5432
1284 1285
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1286

1287 1288 1289 1290 1291
config CPU_R5500
	bool "R5500"
	depends on SYS_HAS_CPU_R5500
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
1292
	select CPU_SUPPORTS_HUGEPAGES
1293 1294 1295 1296
	help
	  NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
	  instruction set.

L
Linus Torvalds 已提交
1297 1298
config CPU_R6000
	bool "R6000"
1299
	depends on EXPERIMENTAL
1300
	depends on SYS_HAS_CPU_R6000
1301
	select CPU_SUPPORTS_32BIT_KERNEL
L
Linus Torvalds 已提交
1302 1303
	help
	  MIPS Technologies R6000 and R6000A series processors.  Note these
C
Chris Dearman 已提交
1304
	  processors are extremely rare and the support for them is incomplete.
L
Linus Torvalds 已提交
1305 1306 1307

config CPU_NEVADA
	bool "RM52xx"
1308
	depends on SYS_HAS_CPU_NEVADA
1309 1310
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1311 1312 1313 1314 1315
	help
	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.

config CPU_R8000
	bool "R8000"
1316
	depends on EXPERIMENTAL
1317
	depends on SYS_HAS_CPU_R8000
1318
	select CPU_HAS_PREFETCH
1319
	select CPU_SUPPORTS_64BIT_KERNEL
L
Linus Torvalds 已提交
1320 1321 1322 1323 1324 1325
	help
	  MIPS Technologies R8000 processors.  Note these processors are
	  uncommon and the support for them is incomplete.

config CPU_R10000
	bool "R10000"
1326
	depends on SYS_HAS_CPU_R10000
1327
	select CPU_HAS_PREFETCH
1328 1329
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1330
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1331 1332 1333 1334 1335
	help
	  MIPS Technologies R10000-series processors.

config CPU_RM7000
	bool "RM7000"
1336
	depends on SYS_HAS_CPU_RM7000
1337
	select CPU_HAS_PREFETCH
1338 1339
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1340
	select CPU_SUPPORTS_HIGHMEM
L
Linus Torvalds 已提交
1341 1342 1343

config CPU_RM9000
	bool "RM9000"
1344
	depends on SYS_HAS_CPU_RM9000
1345
	select CPU_HAS_PREFETCH
1346 1347
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1348
	select CPU_SUPPORTS_HIGHMEM
1349
	select WEAK_ORDERING
L
Linus Torvalds 已提交
1350 1351 1352

config CPU_SB1
	bool "SB1"
1353
	depends on SYS_HAS_CPU_SB1
1354 1355
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
R
Ralf Baechle 已提交
1356
	select CPU_SUPPORTS_HIGHMEM
1357
	select WEAK_ORDERING
L
Linus Torvalds 已提交
1358

1359 1360
config CPU_CAVIUM_OCTEON
	bool "Cavium Octeon processor"
1361
	depends on SYS_HAS_CPU_CAVIUM_OCTEON
1362 1363 1364 1365 1366 1367 1368 1369
	select IRQ_CPU
	select IRQ_CPU_OCTEON
	select CPU_HAS_PREFETCH
	select CPU_SUPPORTS_64BIT_KERNEL
	select SYS_SUPPORTS_SMP
	select NR_CPUS_DEFAULT_16
	select WEAK_ORDERING
	select CPU_SUPPORTS_HIGHMEM
1370
	select CPU_SUPPORTS_HUGEPAGES
1371 1372 1373 1374 1375 1376
	help
	  The Cavium Octeon processor is a highly integrated chip containing
	  many ethernet hardware widgets for networking tasks. The processor
	  can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
	  Full details can be found at http://www.caviumnetworks.com.

1377 1378 1379 1380 1381 1382 1383 1384 1385 1386 1387 1388 1389 1390 1391 1392 1393 1394 1395 1396 1397 1398 1399 1400 1401 1402 1403 1404 1405 1406 1407 1408 1409 1410 1411 1412 1413 1414 1415 1416 1417 1418 1419 1420 1421 1422 1423 1424 1425 1426 1427
config CPU_BMIPS3300
	bool "BMIPS3300"
	depends on SYS_HAS_CPU_BMIPS3300
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_32BIT_KERNEL
	select WEAK_ORDERING
	help
	  Broadcom BMIPS3300 processors.

config CPU_BMIPS4350
	bool "BMIPS4350"
	depends on SYS_HAS_CPU_BMIPS4350
	select CPU_SUPPORTS_32BIT_KERNEL
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_SMP
	select SYS_SUPPORTS_HOTPLUG_CPU
	select WEAK_ORDERING
	help
	  Broadcom BMIPS4350 ("VIPER") processors.

config CPU_BMIPS4380
	bool "BMIPS4380"
	depends on SYS_HAS_CPU_BMIPS4380
	select CPU_SUPPORTS_32BIT_KERNEL
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_SMP
	select SYS_SUPPORTS_HOTPLUG_CPU
	select WEAK_ORDERING
	help
	  Broadcom BMIPS4380 processors.

config CPU_BMIPS5000
	bool "BMIPS5000"
	depends on SYS_HAS_CPU_BMIPS5000
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_HIGHMEM
	select DMA_NONCOHERENT
	select IRQ_CPU
	select SWAP_IO_SPACE
	select SYS_SUPPORTS_SMP
	select SYS_SUPPORTS_HOTPLUG_CPU
	select WEAK_ORDERING
	help
	  Broadcom BMIPS5000 processors.

L
Linus Torvalds 已提交
1428 1429
endchoice

1430 1431 1432 1433 1434 1435 1436 1437 1438 1439 1440 1441 1442 1443 1444 1445 1446 1447 1448 1449 1450 1451 1452 1453 1454 1455 1456
if CPU_LOONGSON2F
config CPU_NOP_WORKAROUNDS
	bool

config CPU_JUMP_WORKAROUNDS
	bool

config CPU_LOONGSON2F_WORKAROUNDS
	bool "Loongson 2F Workarounds"
	default y
	select CPU_NOP_WORKAROUNDS
	select CPU_JUMP_WORKAROUNDS
	help
	  Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
	  require workarounds.  Without workarounds the system may hang
	  unexpectedly.  For more information please refer to the gas
	  -mfix-loongson2f-nop and -mfix-loongson2f-jump options.

	  Loongson 2F03 and later have fixed these issues and no workarounds
	  are needed.  The workarounds have no significant side effect on them
	  but may decrease the performance of the system so this option should
	  be disabled unless the kernel is intended to be run on 2F01 or 2F02
	  systems.

	  If unsure, please say Y.
endif # CPU_LOONGSON2F

1457 1458 1459 1460 1461
config SYS_SUPPORTS_ZBOOT
	bool
	select HAVE_KERNEL_GZIP
	select HAVE_KERNEL_BZIP2
	select HAVE_KERNEL_LZMA
1462
	select HAVE_KERNEL_LZO
1463 1464 1465 1466 1467

config SYS_SUPPORTS_ZBOOT_UART16550
	bool
	select SYS_SUPPORTS_ZBOOT

1468 1469 1470 1471 1472 1473 1474
config CPU_LOONGSON2
	bool
	select CPU_SUPPORTS_32BIT_KERNEL
	select CPU_SUPPORTS_64BIT_KERNEL
	select CPU_SUPPORTS_HIGHMEM

config SYS_HAS_CPU_LOONGSON2E
1475 1476
	bool

1477 1478
config SYS_HAS_CPU_LOONGSON2F
	bool
1479 1480
	select CPU_SUPPORTS_CPUFREQ
	select CPU_SUPPORTS_ADDRWINCFG if 64BIT
1481
	select CPU_SUPPORTS_UNCACHED_ACCELERATED
1482

1483 1484 1485 1486 1487 1488 1489 1490 1491 1492 1493 1494 1495 1496 1497 1498 1499 1500 1501 1502 1503 1504 1505 1506 1507 1508 1509 1510 1511 1512 1513 1514 1515 1516 1517 1518
config SYS_HAS_CPU_MIPS32_R1
	bool

config SYS_HAS_CPU_MIPS32_R2
	bool

config SYS_HAS_CPU_MIPS64_R1
	bool

config SYS_HAS_CPU_MIPS64_R2
	bool

config SYS_HAS_CPU_R3000
	bool

config SYS_HAS_CPU_TX39XX
	bool

config SYS_HAS_CPU_VR41XX
	bool

config SYS_HAS_CPU_R4300
	bool

config SYS_HAS_CPU_R4X00
	bool

config SYS_HAS_CPU_TX49XX
	bool

config SYS_HAS_CPU_R5000
	bool

config SYS_HAS_CPU_R5432
	bool

1519 1520 1521
config SYS_HAS_CPU_R5500
	bool

1522 1523 1524 1525 1526 1527 1528 1529 1530 1531 1532 1533 1534 1535 1536 1537 1538 1539 1540 1541 1542
config SYS_HAS_CPU_R6000
	bool

config SYS_HAS_CPU_NEVADA
	bool

config SYS_HAS_CPU_R8000
	bool

config SYS_HAS_CPU_R10000
	bool

config SYS_HAS_CPU_RM7000
	bool

config SYS_HAS_CPU_RM9000
	bool

config SYS_HAS_CPU_SB1
	bool

1543 1544 1545
config SYS_HAS_CPU_CAVIUM_OCTEON
	bool

1546 1547 1548 1549 1550 1551 1552 1553 1554 1555 1556 1557
config SYS_HAS_CPU_BMIPS3300
	bool

config SYS_HAS_CPU_BMIPS4350
	bool

config SYS_HAS_CPU_BMIPS4380
	bool

config SYS_HAS_CPU_BMIPS5000
	bool

1558 1559 1560 1561
#
# CPU may reorder R->R, R->W, W->R, W->W
# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
#
1562 1563
config WEAK_ORDERING
	bool
1564 1565 1566 1567 1568 1569 1570

#
# CPU may reorder reads and writes beyond LL/SC
# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
#
config WEAK_REORDERING_BEYOND_LLSC
	bool
1571 1572 1573
endmenu

#
C
Chris Dearman 已提交
1574
# These two indicate any level of the MIPS32 and MIPS64 architecture
1575 1576 1577 1578 1579 1580 1581 1582 1583 1584
#
config CPU_MIPS32
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2

config CPU_MIPS64
	bool
	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2

#
C
Chris Dearman 已提交
1585
# These two indicate the revision of the architecture, either Release 1 or Release 2
1586 1587 1588 1589 1590 1591 1592
#
config CPU_MIPSR1
	bool
	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1

config CPU_MIPSR2
	bool
1593
	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
1594 1595 1596 1597 1598 1599 1600 1601 1602

config SYS_SUPPORTS_32BIT_KERNEL
	bool
config SYS_SUPPORTS_64BIT_KERNEL
	bool
config CPU_SUPPORTS_32BIT_KERNEL
	bool
config CPU_SUPPORTS_64BIT_KERNEL
	bool
1603 1604 1605 1606
config CPU_SUPPORTS_CPUFREQ
	bool
config CPU_SUPPORTS_ADDRWINCFG
	bool
1607 1608
config CPU_SUPPORTS_HUGEPAGES
	bool
1609 1610
config CPU_SUPPORTS_UNCACHED_ACCELERATED
	bool
1611 1612 1613
config MIPS_PGD_C0_CONTEXT
	bool
	default y if 64BIT && CPU_MIPSR2
1614

1615 1616 1617 1618 1619
#
# Set to y for ptrace access to watch registers.
#
config HARDWARE_WATCHPOINTS
       bool
1620
       default y if CPU_MIPSR1 || CPU_MIPSR2
1621

1622 1623 1624 1625 1626 1627 1628 1629 1630 1631 1632 1633 1634 1635 1636 1637 1638 1639 1640 1641
menu "Kernel type"

choice

	prompt "Kernel code model"
	help
	  You should only select this option if you have a workload that
	  actually benefits from 64-bit processing or if your machine has
	  large memory.  You will only be presented a single option in this
	  menu if your system does not support both 32-bit and 64-bit kernels.

config 32BIT
	bool "32-bit kernel"
	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
	select TRAD_SIGNALS
	help
	  Select this option if you want to build a 32-bit kernel.
config 64BIT
	bool "64-bit kernel"
	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
1642
	select HAVE_SYSCALL_WRAPPERS
1643 1644 1645 1646 1647
	help
	  Select this option if you want to build a 64-bit kernel.

endchoice

L
Linus Torvalds 已提交
1648 1649 1650 1651 1652 1653
choice
	prompt "Kernel page size"
	default PAGE_SIZE_4KB

config PAGE_SIZE_4KB
	bool "4kB"
W
Wu Zhangjin 已提交
1654
	depends on !CPU_LOONGSON2
L
Linus Torvalds 已提交
1655 1656 1657 1658 1659 1660 1661 1662
	help
	 This option select the standard 4kB Linux page size.  On some
	 R3000-family processors this is the only available page size.  Using
	 4kB page size will minimize memory consumption and is therefore
	 recommended for low memory systems.

config PAGE_SIZE_8KB
	bool "8kB"
1663
	depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON
L
Linus Torvalds 已提交
1664 1665 1666
	help
	  Using 8kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available
1667 1668
	  only on R8000 and cnMIPS processors.  Note that you will need a
	  suitable Linux distribution to support this.
L
Linus Torvalds 已提交
1669 1670 1671

config PAGE_SIZE_16KB
	bool "16kB"
1672
	depends on !CPU_R3000 && !CPU_TX39XX
L
Linus Torvalds 已提交
1673 1674 1675
	help
	  Using 16kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available on
1676 1677
	  all non-R3000 family processors.  Note that you will need a suitable
	  Linux distribution to support this.
L
Linus Torvalds 已提交
1678

1679 1680 1681 1682 1683 1684 1685 1686 1687
config PAGE_SIZE_32KB
	bool "32kB"
	depends on CPU_CAVIUM_OCTEON
	help
	  Using 32kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available
	  only on cnMIPS cores.  Note that you will need a suitable Linux
	  distribution to support this.

L
Linus Torvalds 已提交
1688 1689 1690 1691 1692 1693 1694
config PAGE_SIZE_64KB
	bool "64kB"
	depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
	help
	  Using 64kB page size will result in higher performance kernel at
	  the price of higher memory consumption.  This option is available on
	  all non-R3000 family processor.  Not that at the time of this
1695
	  writing this option is still high experimental.
L
Linus Torvalds 已提交
1696 1697 1698

endchoice

1699 1700 1701 1702 1703 1704 1705 1706 1707 1708 1709 1710 1711 1712 1713 1714 1715 1716 1717 1718 1719 1720
config FORCE_MAX_ZONEORDER
	int "Maximum zone order"
	range 13 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB
	default "13" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_32KB
	range 12 64 if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB
	default "12" if SYS_SUPPORTS_HUGETLBFS && PAGE_SIZE_16KB
	range 11 64
	default "11"
	help
	  The kernel memory allocator divides physically contiguous memory
	  blocks into "zones", where each zone is a power of two number of
	  pages.  This option selects the largest power of two that the kernel
	  keeps in the memory allocator.  If you need to allocate very large
	  blocks of physically contiguous memory, then you may need to
	  increase this value.

	  This config option is actually maximum order plus one. For example,
	  a value of 11 means that the largest free memory block is 2^10 pages.

	  The page size is not necessarily 4KB.  Keep this in mind
	  when choosing a value for this option.

L
Linus Torvalds 已提交
1721 1722 1723 1724 1725 1726 1727
config BOARD_SCACHE
	bool

config IP22_CPU_SCACHE
	bool
	select BOARD_SCACHE

1728 1729 1730 1731 1732 1733 1734
#
# Support for a MIPS32 / MIPS64 style S-caches
#
config MIPS_CPU_SCACHE
	bool
	select BOARD_SCACHE

L
Linus Torvalds 已提交
1735 1736 1737 1738 1739 1740 1741 1742 1743 1744 1745 1746 1747 1748 1749 1750 1751
config R5000_CPU_SCACHE
	bool
	select BOARD_SCACHE

config RM7000_CPU_SCACHE
	bool
	select BOARD_SCACHE

config SIBYTE_DMA_PAGEOPS
	bool "Use DMA to clear/copy pages"
	depends on CPU_SB1
	help
	  Instead of using the CPU to zero and copy pages, use a Data Mover
	  channel.  These DMA channels are otherwise unused by the standard
	  SiByte Linux port.  Seems to give a small performance benefit.

config CPU_HAS_PREFETCH
1752
	bool
L
Linus Torvalds 已提交
1753

R
Ralf Baechle 已提交
1754 1755
choice
	prompt "MIPS MT options"
1756 1757 1758 1759 1760 1761 1762 1763

config MIPS_MT_DISABLED
	bool "Disable multithreading support."
	help
	  Use this option if your workload can't take advantage of
	  MIPS hardware multithreading support.  On systems that don't have
	  the option of an MT-enabled processor this option will be the only
	  option in this menu.
R
Ralf Baechle 已提交
1764

R
Ralf Baechle 已提交
1765 1766
config MIPS_MT_SMP
	bool "Use 1 TC on each available VPE for SMP"
1767
	depends on SYS_SUPPORTS_MULTITHREADING
1768
	select CPU_MIPSR2_IRQ_VI
1769
	select CPU_MIPSR2_IRQ_EI
1770
	select MIPS_MT
1771
	select NR_CPUS_DEFAULT_2
1772
	select SMP
1773
	select SYS_SUPPORTS_SCHED_SMT if SMP
1774
	select SYS_SUPPORTS_SMP
1775
	select SMP_UP
1776
	help
1777 1778 1779 1780 1781 1782 1783 1784 1785 1786
	  This is a kernel model which is known a VSMP but lately has been
	  marketesed into SMVP.
	  Virtual SMP uses the processor's VPEs  to implement virtual
	  processors. In currently available configuration of the 34K processor
	  this allows for a dual processor. Both processors will share the same
	  primary caches; each will obtain the half of the TLB for it's own
	  exclusive use. For a layman this model can be described as similar to
	  what Intel calls Hyperthreading.

	  For further information see http://www.linux-mips.org/wiki/34K#VSMP
1787

R
Ralf Baechle 已提交
1788 1789 1790 1791
config MIPS_MT_SMTC
	bool "SMTC: Use all TCs on all VPEs for SMP"
	depends on CPU_MIPS32_R2
	#depends on CPU_MIPS64_R2		# once there is hardware ...
1792 1793
	depends on SYS_SUPPORTS_MULTITHREADING
	select CPU_MIPSR2_IRQ_VI
1794
	select CPU_MIPSR2_IRQ_EI
1795
	select MIPS_MT
1796
	select NR_CPUS_DEFAULT_8
R
Ralf Baechle 已提交
1797
	select SMP
1798
	select SYS_SUPPORTS_SMP
1799
	select SMP_UP
1800
	help
R
Ralf Baechle 已提交
1801 1802
	  This is a kernel model which is known a SMTC or lately has been
	  marketesed into SMVP.
1803 1804 1805 1806 1807 1808 1809 1810
	  is presenting the available TC's of the core as processors to Linux.
	  On currently available 34K processors this means a Linux system will
	  see up to 5 processors. The implementation of the SMTC kernel differs
	  significantly from VSMP and cannot efficiently coexist in the same
	  kernel binary so the choice between VSMP and SMTC is a compile time
	  decision.

	  For further information see http://www.linux-mips.org/wiki/34K#SMTC
R
Ralf Baechle 已提交
1811 1812 1813

endchoice

1814 1815 1816
config MIPS_MT
	bool

1817 1818 1819 1820 1821 1822 1823 1824 1825 1826 1827 1828 1829
config SCHED_SMT
	bool "SMT (multithreading) scheduler support"
	depends on SYS_SUPPORTS_SCHED_SMT
	default n
	help
	  SMT scheduler support improves the CPU scheduler's decision making
	  when dealing with MIPS MT enabled cores at a cost of slightly
	  increased overhead in some places. If unsure say N here.

config SYS_SUPPORTS_SCHED_SMT
	bool


1830 1831 1832
config SYS_SUPPORTS_MULTITHREADING
	bool

R
Ralf Baechle 已提交
1833 1834 1835
config MIPS_MT_FPAFF
	bool "Dynamic FPU affinity for FP-intensive threads"
	default y
1836 1837 1838 1839 1840 1841 1842 1843 1844 1845 1846
	depends on MIPS_MT_SMP || MIPS_MT_SMTC

config MIPS_VPE_LOADER
	bool "VPE loader support."
	depends on SYS_SUPPORTS_MULTITHREADING
	select CPU_MIPSR2_IRQ_VI
	select CPU_MIPSR2_IRQ_EI
	select MIPS_MT
	help
	  Includes a loader for loading an elf relocatable object
	  onto another VPE and running it.
R
Ralf Baechle 已提交
1847

1848 1849 1850
config MIPS_MT_SMTC_IM_BACKSTOP
	bool "Use per-TC register bits as backstop for inhibited IM bits"
	depends on MIPS_MT_SMTC
1851
	default n
1852 1853 1854 1855 1856 1857
	help
	  To support multiple TC microthreads acting as "CPUs" within
	  a VPE, VPE-wide interrupt mask bits must be specially manipulated
	  during interrupt handling. To support legacy drivers and interrupt
	  controller management code, SMTC has a "backstop" to track and
	  if necessary restore the interrupt mask. This has some performance
1858
	  impact on interrupt service overhead.
1859

1860 1861 1862 1863 1864 1865 1866 1867
config MIPS_MT_SMTC_IRQAFF
	bool "Support IRQ affinity API"
	depends on MIPS_MT_SMTC
	default n
	help
	  Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.)
	  for SMTC Linux kernel. Requires platform support, of which
	  an example can be found in the MIPS kernel i8259 and Malta
1868 1869
	  platform code.  Adds some overhead to interrupt dispatch, and
	  should be used only if you know what you are doing.
1870

1871 1872 1873 1874 1875 1876 1877 1878 1879 1880 1881 1882
config MIPS_VPE_LOADER_TOM
	bool "Load VPE program into memory hidden from linux"
	depends on MIPS_VPE_LOADER
	default y
	help
	  The loader can use memory that is present but has been hidden from
	  Linux using the kernel command line option "mem=xxMB". It's up to
	  you to ensure the amount you put in the option and the space your
	  program requires is less or equal to the amount physically present.

# this should possibly be in drivers/char, but it is rather cpu related. Hmmm
config MIPS_VPE_APSP_API
1883 1884 1885
	bool "Enable support for AP/SP API (RTLX)"
	depends on MIPS_VPE_LOADER
	help
1886

1887 1888 1889 1890 1891 1892 1893 1894 1895 1896
config MIPS_APSP_KSPD
	bool "Enable KSPD"
	depends on MIPS_VPE_APSP_API
	default y
	help
	  KSPD is a kernel daemon that accepts syscall requests from the SP
	  side, actions them and returns the results. It also handles the
	  "exit" syscall notifying other kernel modules the SP program is
	  exiting.  You probably want to say yes here.

1897 1898 1899
config MIPS_CMP
	bool "MIPS CMP framework support"
	depends on SYS_SUPPORTS_MIPS_CMP
1900
	select SYNC_R4K
1901 1902 1903 1904 1905 1906 1907 1908
	select SYS_SUPPORTS_SMP
	select SYS_SUPPORTS_SCHED_SMT if SMP
	select WEAK_ORDERING
	default n
	help
	  This is a placeholder option for the GCMP work. It will need to
	  be handled differently...

L
Linus Torvalds 已提交
1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924
config SB1_PASS_1_WORKAROUNDS
	bool
	depends on CPU_SB1_PASS_1
	default y

config SB1_PASS_2_WORKAROUNDS
	bool
	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
	default y

config SB1_PASS_2_1_WORKAROUNDS
	bool
	depends on CPU_SB1 && CPU_SB1_PASS_2
	default y

config 64BIT_PHYS_ADDR
1925
	bool
L
Linus Torvalds 已提交
1926

1927 1928 1929
config ARCH_PHYS_ADDR_T_64BIT
       def_bool 64BIT_PHYS_ADDR

1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941
config CPU_HAS_SMARTMIPS
	depends on SYS_SUPPORTS_SMARTMIPS
	bool "Support for the SmartMIPS ASE"
	help
	  SmartMIPS is a extension of the MIPS32 architecture aimed at
	  increased security at both hardware and software level for
	  smartcards.  Enabling this option will allow proper use of the
	  SmartMIPS instructions by Linux applications.  However a kernel with
	  this option will not work on a MIPS core without SmartMIPS core.  If
	  you don't know you probably don't have SmartMIPS and should say N
	  here.

L
Linus Torvalds 已提交
1942
config CPU_HAS_WB
1943
	bool
1944

1945 1946 1947
#
# Vectored interrupt mode is an R2 feature
#
1948
config CPU_MIPSR2_IRQ_VI
1949
	bool
1950

1951 1952 1953
#
# Extended interrupt mode is an R2 feature
#
1954
config CPU_MIPSR2_IRQ_EI
1955
	bool
1956

L
Linus Torvalds 已提交
1957 1958 1959 1960 1961
config CPU_HAS_SYNC
	bool
	depends on !CPU_R3000
	default y

R
Ralf Baechle 已提交
1962 1963 1964
config GENERIC_CLOCKEVENTS_BROADCAST
	bool

1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977
#
# CPU non-features
#
config CPU_DADDI_WORKAROUNDS
	bool

config CPU_R4000_WORKAROUNDS
	bool
	select CPU_R4400_WORKAROUNDS

config CPU_R4400_WORKAROUNDS
	bool

L
Linus Torvalds 已提交
1978 1979 1980 1981 1982 1983 1984 1985 1986
#
# - Highmem only makes sense for the 32-bit kernel.
# - The current highmem code will only work properly on physically indexed
#   caches such as R3000, SB1, R7000 or those that look like they're virtually
#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
#   moment we protect the user and offer the highmem option only on machines
#   where it's known to be safe.  This will not offer highmem on a few systems
#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
#   indexed CPUs but we're playing safe.
R
Ralf Baechle 已提交
1987 1988 1989
# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
#   know they might have memory configurations that could make use of highmem
#   support.
L
Linus Torvalds 已提交
1990 1991 1992
#
config HIGHMEM
	bool "High Memory Support"
R
Ralf Baechle 已提交
1993 1994 1995 1996 1997 1998 1999
	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM

config CPU_SUPPORTS_HIGHMEM
	bool

config SYS_SUPPORTS_HIGHMEM
	bool
L
Linus Torvalds 已提交
2000

2001 2002 2003
config SYS_SUPPORTS_SMARTMIPS
	bool

2004 2005
config ARCH_FLATMEM_ENABLE
	def_bool y
2006
	depends on !NUMA && !CPU_LOONGSON2
2007

2008 2009 2010 2011
config ARCH_DISCONTIGMEM_ENABLE
	bool
	default y if SGI_IP27
	help
2012
	  Say Y to support efficient handling of discontiguous physical memory,
2013 2014 2015 2016
	  for architectures which are either NUMA (Non-Uniform Memory Access)
	  or have huge holes in the physical address space for other reasons.
	  See <file:Documentation/vm/numa> for more.

2017 2018 2019
config ARCH_POPULATES_NODE_MAP
	def_bool y

2020 2021
config ARCH_SPARSEMEM_ENABLE
	bool
A
Atsushi Nemoto 已提交
2022
	select SPARSEMEM_STATIC
2023

2024 2025 2026 2027 2028 2029 2030 2031 2032 2033 2034 2035 2036
config NUMA
	bool "NUMA Support"
	depends on SYS_SUPPORTS_NUMA
	help
	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
	  Access).  This option improves performance on systems with more
	  than two nodes; on two node systems it is generally better to
	  leave it disabled; on single node systems disable this option
	  disabled.

config SYS_SUPPORTS_NUMA
	bool

Y
Yasunori Goto 已提交
2037 2038 2039 2040 2041
config NODES_SHIFT
	int
	default "6"
	depends on NEED_MULTIPLE_NODES

2042 2043 2044 2045 2046 2047 2048 2049
config HW_PERF_EVENTS
	bool "Enable hardware performance counter support for perf events"
	depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && CPU_MIPS32
	default y
	help
	  Enable hardware performance counter support for perf events. If
	  disabled, perf events will use software events only.

2050 2051
source "mm/Kconfig"

L
Linus Torvalds 已提交
2052 2053
config SMP
	bool "Multi-Processing support"
2054
	depends on SYS_SUPPORTS_SMP
2055
	select IRQ_PER_CPU
2056
	select USE_GENERIC_SMP_HELPERS
2057
	help
L
Linus Torvalds 已提交
2058 2059 2060 2061 2062 2063 2064 2065 2066 2067 2068 2069 2070
	  This enables support for systems with more than one CPU. If you have
	  a system with only one CPU, like most personal computers, say N. If
	  you have a system with more than one CPU, say Y.

	  If you say N here, the kernel will run on single and multiprocessor
	  machines, but will use only one CPU of a multiprocessor machine. If
	  you say Y here, the kernel will run on many, but not all,
	  singleprocessor machines. On a singleprocessor machine, the kernel
	  will run faster if you say N here.

	  People using multiprocessor machines who say Y here should also say
	  Y to "Enhanced Real Time Clock Support", below.

A
Adrian Bunk 已提交
2071 2072
	  See also the SMP-HOWTO available at
	  <http://www.tldp.org/docs.html#howto>.
L
Linus Torvalds 已提交
2073 2074 2075

	  If you don't know what to do here, say N.

2076 2077 2078
config SMP_UP
	bool

2079 2080 2081
config SYS_SUPPORTS_MIPS_CMP
	bool

2082 2083 2084
config SYS_SUPPORTS_SMP
	bool

2085 2086 2087
config NR_CPUS_DEFAULT_1
	bool

2088 2089 2090 2091 2092 2093 2094 2095 2096 2097 2098 2099 2100 2101 2102 2103 2104 2105
config NR_CPUS_DEFAULT_2
	bool

config NR_CPUS_DEFAULT_4
	bool

config NR_CPUS_DEFAULT_8
	bool

config NR_CPUS_DEFAULT_16
	bool

config NR_CPUS_DEFAULT_32
	bool

config NR_CPUS_DEFAULT_64
	bool

L
Linus Torvalds 已提交
2106 2107
config NR_CPUS
	int "Maximum number of CPUs (2-64)"
2108
	range 1 64 if NR_CPUS_DEFAULT_1
L
Linus Torvalds 已提交
2109
	depends on SMP
2110
	default "1" if NR_CPUS_DEFAULT_1
2111 2112 2113 2114 2115 2116
	default "2" if NR_CPUS_DEFAULT_2
	default "4" if NR_CPUS_DEFAULT_4
	default "8" if NR_CPUS_DEFAULT_8
	default "16" if NR_CPUS_DEFAULT_16
	default "32" if NR_CPUS_DEFAULT_32
	default "64" if NR_CPUS_DEFAULT_64
L
Linus Torvalds 已提交
2117 2118 2119 2120
	help
	  This allows you to specify the maximum number of CPUs which this
	  kernel will support.  The maximum supported value is 32 for 32-bit
	  kernel and 64 for 64-bit kernels; the minimum value which makes
2121 2122
	  sense is 1 for Qemu (useful only for kernel debugging purposes)
	  and 2 for all others.
L
Linus Torvalds 已提交
2123 2124

	  This is purely to save memory - each supported CPU adds
2125 2126 2127
	  approximately eight kilobytes to the kernel image.  For best
	  performance should round up your number of processors to the next
	  power of two.
L
Linus Torvalds 已提交
2128

2129 2130
source "kernel/time/Kconfig"

2131 2132 2133 2134 2135 2136 2137 2138 2139 2140 2141
#
# Timer Interrupt Frequency Configuration
#

choice
	prompt "Timer frequency"
	default HZ_250
	help
	 Allows the configuration of the timer frequency.

	config HZ_48
2142
		bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
2143 2144 2145 2146 2147 2148 2149 2150 2151 2152 2153 2154 2155 2156 2157 2158 2159 2160 2161 2162 2163 2164 2165 2166 2167 2168 2169 2170 2171 2172 2173 2174 2175 2176 2177 2178 2179 2180 2181 2182 2183 2184 2185 2186 2187 2188 2189 2190 2191 2192 2193 2194 2195 2196 2197 2198 2199 2200 2201

	config HZ_100
		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_128
		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_250
		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_256
		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_1000
		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ

	config HZ_1024
		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ

endchoice

config SYS_SUPPORTS_48HZ
	bool

config SYS_SUPPORTS_100HZ
	bool

config SYS_SUPPORTS_128HZ
	bool

config SYS_SUPPORTS_250HZ
	bool

config SYS_SUPPORTS_256HZ
	bool

config SYS_SUPPORTS_1000HZ
	bool

config SYS_SUPPORTS_1024HZ
	bool

config SYS_SUPPORTS_ARBIT_HZ
	bool
	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
		     !SYS_SUPPORTS_1024HZ

config HZ
	int
	default 48 if HZ_48
	default 100 if HZ_100
	default 128 if HZ_128
	default 250 if HZ_250
	default 256 if HZ_256
	default 1000 if HZ_1000
	default 1024 if HZ_1024

R
Ralf Baechle 已提交
2202
source "kernel/Kconfig.preempt"
L
Linus Torvalds 已提交
2203 2204 2205

config MIPS_INSANE_LARGE
	bool "Support for large 64-bit configurations"
2206
	depends on CPU_R10000 && 64BIT
L
Linus Torvalds 已提交
2207 2208 2209 2210 2211 2212 2213
	help
	  MIPS R10000 does support a 44 bit / 16TB address space as opposed to
	  previous 64-bit processors which only supported 40 bit / 1TB. If you
	  need processes of more than 1TB virtual address space, say Y here.
	  This will result in additional memory usage, so it is not
	  recommended for normal users.

2214 2215 2216 2217 2218 2219
config KEXEC
	bool "Kexec system call (EXPERIMENTAL)"
	depends on EXPERIMENTAL
	help
	  kexec is a system call that implements the ability to shutdown your
	  current kernel, and to start another kernel.  It is like a reboot
2220
	  but it is independent of the system firmware.   And like a reboot
2221 2222
	  you can start any kernel with it, not just Linux.

M
Matt LaPlante 已提交
2223
	  The name comes from the similarity to the exec system call.
2224 2225 2226 2227 2228 2229 2230 2231 2232

	  It is an ongoing process to be certain the hardware in a machine
	  is properly shutdown, so do not be surprised if this code does not
	  initially work for you.  It may help to enable device hotplugging
	  support.  As of this writing the exact hardware interface is
	  strongly in flux, so no good recommendation can be made.

config SECCOMP
	bool "Enable seccomp to safely compute untrusted bytecode"
2233
	depends on PROC_FS
2234 2235 2236 2237 2238 2239 2240 2241 2242 2243 2244 2245 2246 2247
	default y
	help
	  This kernel feature is useful for number crunching applications
	  that may need to compute untrusted bytecode during their
	  execution. By using pipes or other transports made available to
	  the process as file descriptors supporting the read/write
	  syscalls, it's possible to isolate those applications in
	  their own address space using seccomp. Once seccomp is
	  enabled via /proc/<pid>/seccomp, it cannot be disabled
	  and the task is only allowed to execute a few safe syscalls
	  defined by each seccomp mode.

	  If unsure, say Y. Only embedded should say N here.

2248 2249 2250
config USE_OF
	bool "Flattened Device Tree support"
	select OF
2251
	select OF_EARLY_FLATTREE
2252 2253 2254
	help
	  Include support for flattened device tree machine descriptions.

2255 2256
endmenu

2257 2258 2259 2260 2261 2262 2263 2264
config LOCKDEP_SUPPORT
	bool
	default y

config STACKTRACE_SUPPORT
	bool
	default y

2265 2266
source "init/Kconfig"

2267 2268
source "kernel/Kconfig.freezer"

L
Linus Torvalds 已提交
2269 2270
menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"

2271 2272
config HW_HAS_EISA
	bool
L
Linus Torvalds 已提交
2273 2274 2275 2276 2277 2278
config HW_HAS_PCI
	bool

config PCI
	bool "Support for PCI controller"
	depends on HW_HAS_PCI
2279
	select PCI_DOMAINS
L
Linus Torvalds 已提交
2280 2281 2282 2283 2284 2285 2286 2287 2288 2289 2290 2291 2292 2293 2294 2295 2296 2297 2298 2299 2300
	help
	  Find out whether you have a PCI motherboard. PCI is the name of a
	  bus system, i.e. the way the CPU talks to the other stuff inside
	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
	  say Y, otherwise N.

config PCI_DOMAINS
	bool

source "drivers/pci/Kconfig"

#
# ISA support is now enabled via select.  Too many systems still have the one
# or other ISA chip on the board that users don't know about so don't expect
# users to choose the right thing ...
#
config ISA
	bool

config EISA
	bool "EISA support"
2301
	depends on HW_HAS_EISA
L
Linus Torvalds 已提交
2302
	select ISA
2303
	select GENERIC_ISA_DMA
L
Linus Torvalds 已提交
2304 2305 2306 2307 2308 2309 2310 2311 2312 2313 2314 2315 2316 2317 2318 2319 2320 2321 2322
	---help---
	  The Extended Industry Standard Architecture (EISA) bus was
	  developed as an open alternative to the IBM MicroChannel bus.

	  The EISA bus provided some of the features of the IBM MicroChannel
	  bus while maintaining backward compatibility with cards made for
	  the older ISA bus.  The EISA bus saw limited use between 1988 and
	  1995 when it was made obsolete by the PCI bus.

	  Say Y here if you are building a kernel for an EISA-based machine.

	  Otherwise, say N.

source "drivers/eisa/Kconfig"

config TC
	bool "TURBOchannel support"
	depends on MACH_DECSTATION
	help
2323 2324 2325 2326 2327 2328 2329 2330
	  TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
	  processors.  TURBOchannel programming specifications are available
	  at:
	  <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
	  and:
	  <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
	  Linux driver support status is documented at:
	  <http://www.linux-mips.org/wiki/DECstation>
L
Linus Torvalds 已提交
2331 2332 2333 2334 2335 2336 2337 2338 2339

#config ACCESSBUS
#	bool "Access.Bus support"
#	depends on TC

config MMU
	bool
	default y

2340 2341
config I8253
	bool
W
Wu Zhangjin 已提交
2342
	select MIPS_EXTERNAL_TIMER
2343

2344 2345 2346
config ZONE_DMA32
	bool

L
Linus Torvalds 已提交
2347 2348 2349 2350
source "drivers/pcmcia/Kconfig"

source "drivers/pci/hotplug/Kconfig"

2351 2352 2353 2354 2355 2356 2357 2358 2359 2360
config RAPIDIO
	bool "RapidIO support"
	depends on PCI
	default n
	help
	  If you say Y here, the kernel will include drivers and
	  infrastructure code to support RapidIO interconnect devices.

source "drivers/rapidio/Kconfig"

L
Linus Torvalds 已提交
2361 2362 2363 2364 2365 2366 2367 2368 2369 2370 2371
endmenu

menu "Executable file formats"

source "fs/Kconfig.binfmt"

config TRAD_SIGNALS
	bool

config MIPS32_COMPAT
	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
2372
	depends on 64BIT
L
Linus Torvalds 已提交
2373 2374 2375 2376 2377 2378 2379 2380 2381 2382
	help
	  Select this option if you want Linux/MIPS 32-bit binary
	  compatibility. Since all software available for Linux/MIPS is
	  currently 32-bit you should say Y here.

config COMPAT
	bool
	depends on MIPS32_COMPAT
	default y

2383 2384 2385 2386 2387
config SYSVIPC_COMPAT
	bool
	depends on COMPAT && SYSVIPC
	default y

L
Linus Torvalds 已提交
2388 2389 2390 2391 2392 2393 2394 2395 2396 2397 2398 2399 2400 2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412
config MIPS32_O32
	bool "Kernel support for o32 binaries"
	depends on MIPS32_COMPAT
	help
	  Select this option if you want to run o32 binaries.  These are pure
	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
	  existing binaries are in this format.

	  If unsure, say Y.

config MIPS32_N32
	bool "Kernel support for n32 binaries"
	depends on MIPS32_COMPAT
	help
	  Select this option if you want to run n32 binaries.  These are
	  64-bit binaries using 32-bit quantities for addressing and certain
	  data that would normally be 64-bit.  They are used in special
	  cases.

	  If unsure, say N.

config BINFMT_ELF32
	bool
	default y if MIPS32_O32 || MIPS32_N32

2413 2414 2415 2416
endmenu

menu "Power management options"

W
Wu Zhangjin 已提交
2417 2418
config ARCH_HIBERNATION_POSSIBLE
	def_bool y
2419
	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
W
Wu Zhangjin 已提交
2420

J
Johannes Berg 已提交
2421 2422
config ARCH_SUSPEND_POSSIBLE
	def_bool y
2423
	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
J
Johannes Berg 已提交
2424

2425
source "kernel/power/Kconfig"
R
Rodolfo Giometti 已提交
2426

L
Linus Torvalds 已提交
2427 2428
endmenu

W
Wu Zhangjin 已提交
2429 2430
source "arch/mips/kernel/cpufreq/Kconfig"

2431 2432
source "net/Kconfig"

L
Linus Torvalds 已提交
2433 2434 2435 2436 2437 2438 2439 2440 2441 2442
source "drivers/Kconfig"

source "fs/Kconfig"

source "arch/mips/Kconfig.debug"

source "security/Kconfig"

source "crypto/Kconfig"

2443 2444 2445 2446 2447 2448 2449 2450 2451 2452 2453 2454 2455 2456 2457 2458
menuconfig VIRTUALIZATION
	bool "Virtualization"
	default n
	---help---
	  Say Y here to get to see options for using your Linux host to run other
	  operating systems inside virtual machines (guests).
	  This option alone does not add any kernel code.

	  If you say N, all options in this submenu will be skipped and disabled.

if VIRTUALIZATION

source drivers/virtio/Kconfig

endif # VIRTUALIZATION

L
Linus Torvalds 已提交
2459
source "lib/Kconfig"